JPS585406A - 送風機用羽根のクリアランス吸収装置 - Google Patents

送風機用羽根のクリアランス吸収装置

Info

Publication number
JPS585406A
JPS585406A JP57109089A JP10908982A JPS585406A JP S585406 A JPS585406 A JP S585406A JP 57109089 A JP57109089 A JP 57109089A JP 10908982 A JP10908982 A JP 10908982A JP S585406 A JPS585406 A JP S585406A
Authority
JP
Japan
Prior art keywords
blade
ring
torsion bar
cam
support plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP57109089A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6215726B2 (enrdf_load_stackoverflow
Inventor
アレクサンドル・フオレスチエ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NASHIONARU DECHIYUUDO E DO CON
NASHIONARU DECHIYUUDO E DO KONSUTORIYUKUSHION DE MOTOORU DABIASHION SOC
Original Assignee
NASHIONARU DECHIYUUDO E DO CON
NASHIONARU DECHIYUUDO E DO KONSUTORIYUKUSHION DE MOTOORU DABIASHION SOC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NASHIONARU DECHIYUUDO E DO CON, NASHIONARU DECHIYUUDO E DO KONSUTORIYUKUSHION DE MOTOORU DABIASHION SOC filed Critical NASHIONARU DECHIYUUDO E DO CON
Publication of JPS585406A publication Critical patent/JPS585406A/ja
Publication of JPS6215726B2 publication Critical patent/JPS6215726B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/323—Locking of axial insertion type blades by means of a key or the like parallel to the axis of the rotor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/26—Antivibration means not restricted to blade form or construction or to blade-to-blade connections or to the use of particular materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F01D5/326—Locking of axial insertion type blades by other means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP57109089A 1981-06-25 1982-06-24 送風機用羽根のクリアランス吸収装置 Granted JPS585406A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8112459 1981-06-25
FR8112459A FR2508541B1 (fr) 1981-06-25 1981-06-25 Dispositif d'amortissement d'aubes de turbomachines, notamment de soufflantes

Publications (2)

Publication Number Publication Date
JPS585406A true JPS585406A (ja) 1983-01-12
JPS6215726B2 JPS6215726B2 (enrdf_load_stackoverflow) 1987-04-09

Family

ID=9259854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57109089A Granted JPS585406A (ja) 1981-06-25 1982-06-24 送風機用羽根のクリアランス吸収装置

Country Status (5)

Country Link
US (1) US4453891A (enrdf_load_stackoverflow)
EP (1) EP0069620B1 (enrdf_load_stackoverflow)
JP (1) JPS585406A (enrdf_load_stackoverflow)
DE (1) DE3262317D1 (enrdf_load_stackoverflow)
FR (1) FR2508541B1 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02249913A (ja) * 1989-03-24 1990-10-05 Canon Inc 光学式エンコーダー
JP2017532484A (ja) * 2014-09-08 2017-11-02 サフラン・エアクラフト・エンジンズ スポイラーを備える翼

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626169A (en) * 1983-12-13 1986-12-02 United Technologies Corporation Seal means for a blade attachment slot of a rotor assembly
US4778342A (en) * 1985-07-24 1988-10-18 Imo Delaval, Inc. Turbine blade retainer
JPS63133031U (enrdf_load_stackoverflow) * 1987-02-23 1988-08-31
US4836749A (en) * 1988-02-19 1989-06-06 Westinghouse Electric Corp. Pre-load device for a turbomachine rotor
US5205714A (en) * 1990-07-30 1993-04-27 General Electric Company Aircraft fan blade damping apparatus
GB2287993A (en) * 1994-03-24 1995-10-04 Rolls Royce Plc Gas turbine engine fan blade retention
AU5006900A (en) 1999-05-13 2000-12-05 Rolls-Royce Corporation Method for designing a cyclic symmetric structure
US8894370B2 (en) * 2008-04-04 2014-11-25 General Electric Company Turbine blade retention system and method
ATE523659T1 (de) * 2008-07-30 2011-09-15 Siemens Ag Befestigungsanordnung zur befestigung von einer laufschaufel an einem rotor einer turbomaschine
US8485784B2 (en) * 2009-07-14 2013-07-16 General Electric Company Turbine bucket lockwire rotation prevention
US8708656B2 (en) 2010-05-25 2014-04-29 Pratt & Whitney Canada Corp. Blade fixing design for protecting against low speed rotation induced wear
US20170191366A1 (en) * 2016-01-05 2017-07-06 General Electric Company Slotted damper pin for a turbine blade
FR3107724B1 (fr) * 2020-02-27 2022-06-24 Safran Aircraft Engines Rotor de soufflante à aubes à calage variable et turbomachine équipée d’un tel rotor
FR3108665A1 (fr) * 2020-03-31 2021-10-01 Safran Aircraft Engines Rotor de soufflante comprenant des aubes à centre de gravité en amont
FR3108664A1 (fr) * 2020-03-31 2021-10-01 Safran Aircraft Engines Rotor de soufflante comprenant des aubes à centre de gravité en amont
US12286903B2 (en) 2023-02-24 2025-04-29 General Electric Company Turbine engine including a composite airfoil assembly having a dovetail portion
US12241383B2 (en) 2023-02-24 2025-03-04 General Electric Company Turbine engine with a composite-airfoil assembly having a dovetail portion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3266770A (en) * 1961-12-22 1966-08-16 Gen Electric Turbomachine rotor assembly
US3598503A (en) * 1969-09-19 1971-08-10 United Aircraft Corp Blade lock
US3723023A (en) * 1971-05-05 1973-03-27 Us Air Force Independent self adjusting vibration damper
US4088421A (en) * 1976-09-30 1978-05-09 General Electric Company Coverplate damping arrangement
US4208170A (en) * 1978-05-18 1980-06-17 General Electric Company Blade retainer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02249913A (ja) * 1989-03-24 1990-10-05 Canon Inc 光学式エンコーダー
JP2017532484A (ja) * 2014-09-08 2017-11-02 サフラン・エアクラフト・エンジンズ スポイラーを備える翼
US10598033B2 (en) 2014-09-08 2020-03-24 Safran Aircraft Engines Vane with spoiler

Also Published As

Publication number Publication date
FR2508541A1 (fr) 1982-12-31
US4453891A (en) 1984-06-12
EP0069620B1 (fr) 1985-02-13
DE3262317D1 (en) 1985-03-28
JPS6215726B2 (enrdf_load_stackoverflow) 1987-04-09
FR2508541B1 (fr) 1985-11-22
EP0069620A1 (fr) 1983-01-12

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